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This website has all the information about colors like his symbolism, how to make marketing with colors, colors and science and many other resources that involved colors

Physical appearance of color.

As human beings we perceive colors thanks to the existence or absence of light, the color is born, when the color stimulus motivates the intact organ of sight from one person to produce the sensation of the existence of color, we must also take into account that in the visual system there are different possibilities to see the color, this is because there are diseases such as blindness, color blindness (eye disease that prevents distinguish colors) and color blindness (has the same characteristics as color blindness ), each of which the vision system, see colors differently.


The human eye is most sensitive to wavelengths of light green and yellow, and this may be due to the survival instinct that compels the human body to find fresh food. Green and yellow waves are captured by the eye as the brightest and the blue waves and red as darker.

Emotions that colors give us

The color shows different expressions of the environment that can transfer the feeling of calm, fulfillment, joy, violence, evil, and so on. For example:
 
White: You will be more sensitive to light. It is the sum or synthesis of all colors, and the symbol of the absolute, unity and innocence, it means peace or surrender.
Black: Command error, evil, mystery and sometimes symbolizes impure and evil. Death is the absence of color. It also transmits nobility and elegance.
 
Grey: It's the center of everything and that sits between the transition between white and black, and the product mix of both. It symbolizes neutrality, hesitation and lack of energy. Many times also expresses sadness, doubt and melancholy. The gray is a fusion of joy and sorrow, good and evil. It looks metallic coldness, but also a sense of brightness, luxury and elegance.
 
Red: symbolizes blood, fire, heat, revolution, joy, action, passion, strength, dispute, distrust, destruction and momentum and the same cruelty and anger. and may also represent the devil and evil.
 
Blue: symbolizes, cold, and is linked with intelligence and deep emotions. The color of infinity, of dreams and wonder, symbolizing wisdom, friendship, loyalty, serenity, eternal truth and immortality. It also means rest.
 
Green: A color that symbolizes extreme calm,  tranquility, also  suggests love and peace and being at the same time the color of jealousy, moral degradation and madness. Means reality, hope, reason, logic and youth.
Suggests moisture, freshness and greenery, symbolizes the nature and growth.
 
Brown: It's a masculine color, severe and comfortable. Atmosphere is reminiscent of autumn and gives the impression of gravity and balance. Is the color realistic, perhaps because it is the color of the earth beneath our feet.